Transcript

1.
1. One endpoint of a segment AB is A (­3, 6). If the coordinates of the midpoint are (1, 2), find the
coordinates of B.
Answer: (5, ­2).

2.
2. A seaport is located at P(­9, 4), a fishing boat is located at B(3, 7), and a yacht is located at Y(7, ­5).
Calculate to two decimal places the distance between:
a) the boat and the yacht
Answer: 12.7
b) the port and the boat
Answer: 12.4
c) the port and the yacht.
Answer: 18.4

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3. Find an equation for the line passing through A (3, 6) and B(­4, 8).
Answer: y=